Home / 679,946.32-1,019,955.84-174,511.66

Finding the Fourth Proportional to 679,946.32, 1,019,955.84 and 174,511.66

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Solution

The fourth proportional to 679,946.32, 1,019,955.84 and 174,511.66 is: 261,776.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    679,946.32 : 1,019,955.84 = 174,511.66 : x
  2. Step 2: Convert to fraction form
    679,946.32/1,019,955.84 = 174,511.66/x
  3. Step 3: Cross multiply
    679,946.32x = 1,019,955.84 × 174,511.66
  4. Step 4: Simplify right side
    679,946.32x = 177,994,186,765.09
  5. Step 5: Solve for x
    x = 177,994,186,765.09/679,946.32
  6. Step 6: Final answer
    x = 261,776.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.